Based on the true story of a Japanese girl named Aya Kito who was diagnosed with a disease called Spinocerebellar Degeneration when she was 15 years old, and was able to continue her life until her death at the age of 25 years old.

Synopsis

a Japanese girl named Aya Ikeuchi, had disease called Spinocerebellar Degeneratio. She kept writing in her diary to remember her experiences until she could no longer hold a pen. Aya simply wished to live until the end of her life, and the purpose of writing in the diary was to remind herself to not give up. Her diary ?1 Litre of Tears? was published after her death, because of its inspiring and courageous message of, ?Just being alive is such a lovely and wonderful thing.?